[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost]: (1040) Too many connections (400)
/var/www/html/bitrix/modules/main/lib/db/mysqliconnection.php:65
#0: Bitrix\Main\DB\MysqliConnection->connectInternal()
	/var/www/html/bitrix/modules/main/lib/db/mysqliconnection.php:122
#1: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/var/www/html/bitrix/modules/main/lib/db/connection.php:329
#2: Bitrix\Main\DB\Connection->query(string)
	/var/www/html/bitrix/modules/main/lib/entity/query.php:1924
#3: Bitrix\Main\Entity\Query->query(string)
	/var/www/html/bitrix/modules/main/lib/entity/query.php:505
#4: Bitrix\Main\Entity\Query->exec()
	/var/www/html/bitrix/modules/main/lib/entity/datamanager.php:255
#5: Bitrix\Main\Entity\DataManager::getList()
	/var/www/html/local/php_interface/HL_Helper.php:81
#6: HLGetTablesList()
	/var/www/html/local/php_interface/HL_Helper.php:14
#7: HLIDByTableName(string)
	/var/www/html/local/php_interface/init.php:182
#8: include_once(string)
	/var/www/html/bitrix/modules/main/include.php:247
#9: require_once(string)
	/var/www/html/bitrix/modules/main/include/prolog_before.php:14
#10: require_once(string)
	/var/www/html/shop/catalog/quick-view.php:1